FR2167737A1 - Pipe bend moulding core - with wedged splitting planes - Google Patents

Pipe bend moulding core - with wedged splitting planes

Info

Publication number
FR2167737A1
FR2167737A1 FR7300352A FR7300352A FR2167737A1 FR 2167737 A1 FR2167737 A1 FR 2167737A1 FR 7300352 A FR7300352 A FR 7300352A FR 7300352 A FR7300352 A FR 7300352A FR 2167737 A1 FR2167737 A1 FR 2167737A1
Authority
FR
France
Prior art keywords
pair
wedged
pipe bend
bend
moulding core
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7300352A
Other languages
English (en)
Other versions
FR2167737B3 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MESSERSCHMITT RUDOLF KG
Original Assignee
MESSERSCHMITT RUDOLF KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MESSERSCHMITT RUDOLF KG filed Critical MESSERSCHMITT RUDOLF KG
Publication of FR2167737A1 publication Critical patent/FR2167737A1/fr
Application granted granted Critical
Publication of FR2167737B3 publication Critical patent/FR2167737B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2614—Moulds having tubular mould cavities for manufacturing bent tubular articles using an undercut forming mould core
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/24—Pipe joints or couplings
    • B29L2031/243—Elbows

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR7300352A 1972-01-07 1973-01-05 Pipe bend moulding core - with wedged splitting planes Granted FR2167737A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722200740 DE2200740A1 (de) 1972-01-07 1972-01-07 Kern fuer rohrboegen aus kunststoff

Publications (2)

Publication Number Publication Date
FR2167737A1 true FR2167737A1 (en) 1973-08-24
FR2167737B3 FR2167737B3 (fr) 1976-01-09

Family

ID=5832540

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7300352A Granted FR2167737A1 (en) 1972-01-07 1973-01-05 Pipe bend moulding core - with wedged splitting planes

Country Status (4)

Country Link
AT (1) AT320953B (fr)
DE (1) DE2200740A1 (fr)
FR (1) FR2167737A1 (fr)
IT (1) IT973172B (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2375613A1 (fr) * 1976-12-22 1978-07-21 Vockenhuber Karl Procede de fabrication d'un tube de reglage d'objectif et tube de reglage fabrique par ce procede
EP0055993A1 (fr) * 1981-01-05 1982-07-14 Wavin B.V. Noyau divisé et procédé pour la fabrication des produits moulés
WO1983003067A1 (fr) * 1982-03-10 1983-09-15 Fischer, Erwin Tire-noyau metallique
EP0852993A1 (fr) * 1997-01-10 1998-07-15 Tauvi, S.A. Noyau pour le moulage d'un coude tubulaire dans une forme et procédé pour son moulage
EP2332713A1 (fr) * 2009-12-09 2011-06-15 Tool-Tech Holding B.V. Moule à plusieurs cavités pour le moulage par injections de raccords de coude

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004043674A2 (fr) * 2002-11-12 2004-05-27 Entegris, Inc. Procede et appareil de moulage de raccords de polymere
CN112140473B (zh) * 2020-09-08 2022-04-26 萧县威辰机电工程设备有限公司 一种易开模的塑料成型模具

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2375613A1 (fr) * 1976-12-22 1978-07-21 Vockenhuber Karl Procede de fabrication d'un tube de reglage d'objectif et tube de reglage fabrique par ce procede
EP0055993A1 (fr) * 1981-01-05 1982-07-14 Wavin B.V. Noyau divisé et procédé pour la fabrication des produits moulés
WO1983003067A1 (fr) * 1982-03-10 1983-09-15 Fischer, Erwin Tire-noyau metallique
EP0852993A1 (fr) * 1997-01-10 1998-07-15 Tauvi, S.A. Noyau pour le moulage d'un coude tubulaire dans une forme et procédé pour son moulage
ES2147482A1 (es) * 1997-01-10 2000-09-01 Tauvi Sa Noyo para moldeado de un codo en el interior de un molde y procedimiento para dicho moldeado.
EP2332713A1 (fr) * 2009-12-09 2011-06-15 Tool-Tech Holding B.V. Moule à plusieurs cavités pour le moulage par injections de raccords de coude

Also Published As

Publication number Publication date
AT320953B (de) 1975-03-10
DE2200740A1 (de) 1973-07-12
FR2167737B3 (fr) 1976-01-09
IT973172B (it) 1974-06-10

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Legal Events

Date Code Title Description
ST Notification of lapse